Lasso

Lasso is a free Mac application that places a transparent canvas over screens for drawing shapes, pointing, and capturing screenshots.

Lasso is a native macOS application designed for presenting, teaching, and explaining content on a screen. It provides a transparent canvas over any application or display, letting users circle, highlight, point, and add numbered steps in real time. Features include smooth freehand drawing, arrows, lines, text, rectangles, ellipses, a laser pointer, an eraser, and eight colors. Users can also take screenshots with their drawings included, crop images, and use multiple pages or whiteboards. The app runs from the menu bar and requires no account or setup.

Lasso at a glance

Best for: Software engineer, Product manager, Designer
Runs on: macOS
Pricing: Free download
Released: October 2026
Category: AI productivity tool
Website: trylasso.online

Key features

Draw freehand shapes with smooth strokes
Highlight lines without covering text
Add arrows and lines to point at objects
Create numbered steps that count up on click
Capture screenshots with active drawings
Open a clean slate or whiteboard
Pin notes while continuing to work

Use it for

Presenting slides or code to colleagues
Teaching students on a shared screen
Capturing marked-up screenshots for chat apps
Guiding AI agents with visual context

Alternatives to Lasso

Buffer — All data stays locally on your device with no accounts or telemetry.
Copse — Private, native clipboard manager with local storage and a one-time price.
Glance for Mac — It brings live scores media controls and command approvals directly to the Mac notch.
Letra — Copies any text on your screen instantly with a single keyboard shortcut.
ScreenSnapAI — Automatically renames and tags screenshots while offering AI screen analysis.
Macaroni — Tracks folder changes made by AI agents without writing to files.
Byakugan Scan — Zero disk writes and under 50ms processing speed on Apple Silicon.
Whytap — Runs locally with zero telemetry and lets users bring their own API keys.
Tidzy — Find any screenshot or document by its text and clean up storage with full undo support.
LocalBolo — Private, on-device dictation that works in any app without cloud data usage.
Doco — Offers playful and focus modes with customized Spotify music.
Lisorto — Previews every move before execution and provides one-click undo capabilities.

All Lasso alternatives